Linux.Siggen.1431
Added to the Dr.Web virus database:
2019-02-20
Virus description added:
2019-02-20
Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
- /etc/init.d/watchdogs
- /etc/cron.d/root
- /var/spool/cron/crontabs/root
Malicious functions:
Compiles a program from source codes:
- gcc /usr/local/lib/libioset.c -Wall -shared -fPIC -ldl -o /usr/local/lib/libioset.so
Launches processes:
- /bin/bash -c chattr -i /etc/ld.so.preload
- chattr -i /etc/ld.so.preload
- /bin/bash -c chattr -i /usr/local/lib/libioset.so
- chattr -i /usr/local/lib/libioset.so
- /bin/bash -c cp /tmp/watchdogs /usr/sbin/watchdogs
- cp /tmp/watchdogs /usr/sbin/watchdogs
- /bin/bash -c mkdir -p /etc/init.d
- mkdir -p /etc/init.d
- /bin/bash -c chkconfig --add watchdogs
- /bin/bash -c chattr -i /tmp/watchdogs
- chattr -i /tmp/watchdogs
- /bin/bash -c chattr -i /tmp/ksoftirqds
- chattr -i /tmp/ksoftirqds
- /bin/bash -c chattr -i /tmp/config.json
- chattr -i /tmp/config.json
- /bin/bash -c chattr -i /tmp/.systemd-private-22Cc8eddcc2e4730bb9fd6cf2f6e11a2-ntpd.service-6GtzMk
- chattr -i /tmp/.systemd-private-22Cc8eddcc2e4730bb9fd6cf2f6e11a2-ntpd.service-6GtzMk
- /bin/bash -c chattr -i /tmp/.systemd-private-287c367xd1f24bf5bc27dsb537c15dab-ntpd.service-x8KcNS
- chattr -i /tmp/.systemd-private-287c367xd1f24bf5bc27dsb537c15dab-ntpd.service-x8KcNS
- /bin/bash -c chattr -i /tmp/.systemd-private-802aa11cad53474fbe3aee5b763fc6x8-ntpd.service-cpvyP6
- chattr -i /tmp/.systemd-private-802aa11cad53474fbe3aee5b763fc6x8-ntpd.service-cpvyP6
- /bin/bash -c mkdir -p /usr/local/lib
- mkdir -p /usr/local/lib
- /bin/bash -c gcc /usr/local/lib/libioset.c -Wall -shared -fPIC -ldl -o /usr/local/lib/libioset.so
- /bin/bash -c chattr -i /usr/local/lib/libioset.c
- chattr -i /usr/local/lib/libioset.c
- /bin/bash -c mkdir -p /var/spool/cron/crontabs
- mkdir -p /var/spool/cron/crontabs
- /bin/bash -c mkdir -p /tmp && chmod 1777 /tmp
- mkdir -p /tmp
- chmod 1777 /tmp
- /bin/bash -c nohup /tmp/ksoftirqds >/dev/null 2>&1 &
- nohup /tmp/ksoftirqds
- /tmp/ksoftirqds
Performs operations with the file system:
Modifies file access rights:
- /usr/local/lib/libioset.so
- /tmp
Creates or modifies files:
- /tmp/.lsdpid
- /usr/local/lib/libioset.c
- /tmp/ccuronlt.s
- /tmp/ccgl4R46.o
- /tmp/ccJNSZjM.res
- /tmp/ccvhJK8J.c
- /tmp/ccu5RpPp.o
- /tmp/ccoILFw5.ld
- /tmp/cc3nhueL.le
- /usr/local/lib/libioset.so
- /etc/ld.so.preload
- /var/spool/cron/root
- /tmp/ksoftirqds
- /tmp/config.json
Deletes files:
- /etc/ld.so.preload
- /usr/local/lib/libioset.so
- /tmp/watchdogs
- /tmp/ksoftirqds
- /tmp/config.json
- /tmp/.systemd-private-22Cc8eddcc2e4730bb9fd6cf2f6e11a2-ntpd.service-6GtzMk
- /tmp/.systemd-private-287c367xd1f24bf5bc27dsb537c15dab-ntpd.service-x8KcNS
- /tmp/.systemd-private-802aa11cad53474fbe3aee5b763fc6x8-ntpd.service-cpvyP6
- /tmp/ccoILFw5.ld
- /tmp/cc3nhueL.le
- /tmp/ccvhJK8J.c
- /tmp/ccu5RpPp.o
- /tmp/ccJNSZjM.res
- /tmp/ccgl4R46.o
- /tmp/ccuronlt.s
- /usr/local/lib/libioset.c
Network activity:
Establishes connection:
- <LOCAL_DNS_SERVER>
- 17#.#8.123.25:9
- [2########::f03c:91ff:fe70:2b9d]:9
- 19#.##8.216.0:22
- <LOCAL_GATE>:22
HTTP GET requests:
DNS ASK:
Sends data to the following servers:
Receives data from the following servers:
Curing recommendations
Linux
Free trial
One month (no registration) or three months (registration and renewal discount)
このウェブサイトを継続して訪問する場合、訪問者に関する統計データを収集するためのCookieファイルおよび他のテクノロジーを弊社が利用することに同意したものとします。詳細